Sarah Stock is a Canadian professional wrestler, who is signed to AEW as a coach and producer. Previously, she was a women's trainer and producer for WWE. Stock began her career in Canada and moved back and forth across the country, working for various promotions, facing both male and female wrestlers. She then moved to Mexico, where she worked under the ring name Dark Angel for Lucha Libre AAA World Wide (AAA) and later for Consejo Mundial de Lucha Libre (CMLL). She is also known for her time in Total Nonstop Action Wrestling (TNA), where under the ring name Sarita she became the inaugural and two-time TNA Knockouts Tag Team Champion, holding the title the first time with Taylor Wilde and the second time with Rosita. She has also worked in Japan for JDStar and World Wonder Ring Stardom, where she held the Wonder of Stardom Championship.

The TNA Knockouts World Tag Team Championship is a women's professional wrestling tag team championship owned by the professional wrestling promotion Total Nonstop Action Wrestling (TNA). It is contested for mainly by teams consisting of two female wrestlers in TNA, known as the TNA Knockouts; however, the championship was once held by a male. The current champions are The System.